Publications by authors named "Nandhara Angelica Carvalho Mendes"

Trichoderma application offers soybean farmers global benefits by enhancing plant growth stimulation and crop yield. Globally, beneficial fungus application rise as more sustainable agricultural practices, improving resilience against climate change impacts. Biostimulants are promising tools for mitigating abiotic stresses and increasing soybean yield.

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Water scarcity is one of the most important abiotic stresses in biological nitrogen fixation, often limiting the yield of leguminous plants. This study aimed to evaluate the effect of soil moisture on biological nitrogen fixation, cellular osmotic adjustment and cowpea yield. Water restriction started 20 days after sowing with different levels (20, 40, 60, and 80 %) of soil water retention capacity (SWRC).

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Water deficit (WD) is a phenomenon increasingly in different regions worldwide impacting agricultural production and food security. Selenium (Se) fertilization can help mitigate stress in plants, promoting greater resistance to adverse conditions, this element acts as an antioxidant, protecting plant cells from damage caused by environmental stress. This study aimed to evaluate the benefit effect of Se against WD by regulating metabolic responses.

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Article Synopsis
  • The study investigates the impact of nickel (Ni) on photosynthesis, antioxidant activity, and nitrogen fixation in cowpea plants, highlighting a lack of previous research on this topic.
  • At different Ni concentrations (0, 0.5, 1, 2, or 3 mg/kg), researchers measured various metabolic parameters, showing that a low level (0.5 mg/kg) improved plant growth and yield, while higher levels (2-3 mg/kg) inhibited these outcomes.
  • The findings suggest that optimizing Ni levels can enhance cowpea productivity, potentially aiding food security as global population demands increase.
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Backgorund: Cowpea is a crop widely used in developing countries due its rusticity. Besides its rich genotypic variability, most breeding programs do not explore its potential to improve elements uptake. Selenium (Se) is a scarce element in most soils, resulting in its deficiency being common in human diets.

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